Blind Item #3

This set of two married couples is A list and they always used to do everything together. It was always a strange pairing of couples, but it seemed to work for them. Over the past year though, there have only been two occasions and on both, the wife of the lesser known celebrity male was not there. reason? She told her husband that she has a thing for the more well known celebrity male. There have even been rumors the pair hooked up.